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Article
Open AccessLipids monitoring in Scenedesmus obliquus based on terahertz technology
Microalgae are considered as a source of low pollution and renewable fuel due to their ability to synthesize an abundance of lipids. Conventional methods for lipid quantification are time-consuming and chemica...
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Article
Open AccessPublisher Correction: Study on the Visualization of Pigment in Haematococcus pluvialis by Raman Spectroscopy Technique
An amendment to this paper has been published and can be accessed via a link at the top of the paper.
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Article
Open AccessStudy on the Visualization of Pigment in Haematococcus pluvialis by Raman Spectroscopy Technique
As an ideal raw material for the production of astaxanthin, H. pluvialis was drawing attention during the last few years, there are some research topics initiated to find out the synthetic pathway of astaxanthin ...
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Article
Open AccessDetection and imaging of lipids of Scenedesmus obliquus based on confocal Raman microspectroscopy
In this study, confocal Raman microspectroscopy was used to detect lipids in microalgae rapidly and non-destructively. Microalgae cells were cultured under nitrogen deficiency. The accumulation of lipids in Scene...
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Article
Open AccessIdentification of pesticide varieties by testing microalgae using Visible/Near Infrared Hyperspectral Imaging technology
In our study, the feasibility of using visible/near infrared hyperspectral imaging technology to detect the changes of the internal components of Chlorella pyrenoidosa so as to determine the varieties of pesticid...
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Article
Open AccessDetection of early blight and late blight diseases on tomato leaves using hyperspectral imaging
This study investigated the potential of using hyperspectral imaging for detecting different diseases on tomato leaves. One hundred and twenty healthy, one hundred and twenty early blight and seventy late blig...
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Article
Ripeness Classification of Astringent Persimmon Using Hyperspectral Imaging Technique
Nondestructive detection of fruit ripeness is crucial for improving fruits’ shelf life and industry production. This work illustrates the use of hyperspectral images at the wavelengths between 400 and 1,000 nm...
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Article
Map** of Fat and Moisture Distribution in Atlantic Salmon Using Near-Infrared Hyperspectral Imaging
A nondestructive and rapid method using near-infrared (NIR) hyperspectral imaging was investigated to determine the spatial distribution of fat and moisture in Atlantic salmon fillets. Altogether, 100 samples ...
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Article
Quantification of Nitrogen Status in Rice by Least Squares Support Vector Machines and Reflectance Spectroscopy
The estimation of nitrogen status non-destructively in rice was performed using canopy spectral reflectance with visible and near-infrared reflectance (Vis/NIR) spectroscopy. The canopy spectral reflectance of...
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Article
Visible/Near-Infrared Spectra for Linear and Nonlinear Calibrations: A Case to Predict Soluble Solids Contents and pH Value in Peach
Two sensitive wavelength (SWs) selection methods combined with visible/near-infrared (Vis/NIR) spectroscopy were investigated to determine the soluble solids content (SSC) and pH value in peaches, including la...
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Chapter and Conference Paper
Application of SPAD and Vis/NIR Spectroscopy to Estimation Nitrogen Status of Oilseed Rape Plant
The estimation of nitrogen status non-destructively in oilseed rape was performed using spectral reflectance with visible and near infrared reflectance spectroscopy, and SPAD values of the oilseed rape leaves ...
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Article
Measurement of Soluble Solids Content and pH of Yogurt Using Visible/Near Infrared Spectroscopy and Chemometrics
Visible/near infrared spectroscopy (Vis/NIRs) technique was applied to non-destructive quantification of sugar and pH value in yogurt. Partial least squares (PLS) analysis and least squares support vector mach...
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Article
A new approach to discriminate varieties of tobacco using vis/near infrared spectra
Vis/near infrared reflectance spectroscopy appears to be a rapid and convenient non-destructive technique that can measure the quality and compositional attributes of many substances. Principal component analy...
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Chapter
A Hybrid Model for Nondestructive Measurement of Internal Quality of Peach
A nondestructive optical method for determining the sugar and acidity contents of peach was investigated. Two types of preprocessing were used before the data were analyzed with multivariate calibration method...
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Chapter and Conference Paper
BP Neural Networks Combined with PLS Applied to Pattern Recognition of Vis/NIRs
Vis/NIRs technique can be used in non-destructive measurement of the material internal quality in many fields. In this study, a mixed algorithm combined with back-propagation neural networks (BPNNs) and partia...
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Chapter and Conference Paper
Quantitative Analysis of the Varieties of Apple Using Near Infrared Spectroscopy by Principal Component Analysis and BP Model
Artificial neural networks (ANN) combined with PCA are being used in a growing number of applications. In this study, the fingerprint wavebands of apple were got through principal component analysis (PCA). The...
